172-E09-202-021

Shell Material, Finish:	Steel, Tin Plated
Backset Spacing:	--
Contact Material:	Brass
Wire Gauge:	--
Housing Material:	Polybutylene Terephthalate (PBT)
Contact Form:	Machined
Color:	--
Voltage Rating:	--
Operating Temperature:	-50°C ~ 100°C
Current Rating:	5A
Material Flammability Rating:	UL94 V-0
Ingress Protection:	--
Contact Finish Thickness:	Flash
Contact Finish:	Gold
Series:	172-E
Features:	--
Termination:	Solder Cup
Flange Feature:	Cable Side (4-40)
Mounting Type:	Panel Mount
Contact Type:	Signal
Shell Size, Connector Layout:	1 (DE, E)
Number of Rows:	2
Number of Positions:	9
Connector Type:	Receptacle, Female Sockets
Connector Style:	D-Sub
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	--

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What are D-Sub Connectors?

D-Sub connectors, also known asDB connectors, are electrical connectors normally used in telecommunications and computer projects. They get their name from their shape; they consist of two mating flat plates which are joined at the top by two short arms that resemble a letter D. They are powered by three-pin contacts which are composed of two spaced apart switches and a ground connector, that create a connection between two devices. They are suitable for analog and digital signal transmission and are commonly used on cable assemblies.

172-E09-202-021 Application Field and Working Principle

172-E09-202-021 is a type of DB connectors which is designed for wide variety of applications. It features 2 rows of 9 pins in a D Subminiature package with a straight keyed right angle entry and a balanced diameter. In addition, it is 15.88mm deep and 17.53mm long. And it\'s equipped with a stiffening rib feature to provide exceptional strength and rigidity.The component also has shielded contacts and sockets that are constructed from phosphor bronze and tin plated to protect any internal device from electromagnetic interference. With this protection, the signal quality is preserved and devices are able to communicate both using digital and analog signals in a reliable manner. Moreover, it has a fastening system which helps for quick and easy installation.The main components of the 172-E09-202-021 are the contacts which are primarily responsible for connecting two parts of the circuit together in order to complete the circuit. The contacts consist of three terminal pins, which are copper alloyed and tin-plated for additional assurance. Each contact has a defined voltage tolerance that will ensure that the current can flow without risking an overload or potential fire hazard.Once the contacts have been securely attached and the circuit is properly connected, this DB connector will allow for signal transmissions between all devices connected to it. The signal is more secure and reliable than other electrical connectors, due to the shielding properties of the design. Since the internal wiring is protected by a shield, the risk of electromagnetic interference is also greatly reduced.In conclusion, the 172-E09-202-021 is a reliable and versatile DB connector that can be used in a variety of applications. It is designed with a shielding feature and solid contacts that ensures signal quality and fastening for easy installation, while also protecting the circuitry from any unwanted electromagnetic interference. With its straight keyed right angle entry and a balanced diameter in a compact D Subminiature package, the 172-E09-202-021 is an ideal choice for any project requiring secure and reliable signal transmission.

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